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发明名称
APPARATUS FOR SLOTTING BOLTS
摘要
申请公布号
CA538640(A)
申请公布日期
1957.03.26
申请号
CAD538640
申请日期
申请人
BETHLEHEM STEEL COMPANY
发明人
CLAUDE D. REED;JAY W. HACKETT;CARL C. HOTTENSTEIN;HARRY C. FELTY
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